122001220211022 has 24 divisors (see below), whose sum is σ = 270783196079760. Its totient is φ = 39675193564320.

The previous prime is 122001220210979. The next prime is 122001220211029. The reversal of 122001220211022 is 220112022100221.

It is a happy number.

122001220211022 is a `hidden beast` number, since 12 + 200 + 1 + 220 + 211 + 0 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 122001220210986 and 122001220211004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122001220211029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82656652522 + ... + 82656653997.

It is an arithmetic number, because the mean of its divisors is an integer number (11282633169990).

Almost surely, 2^{122001220211022} is an apocalyptic number.

122001220211022 is an abundant number, since it is smaller than the sum of its proper divisors (148781975868738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122001220211022 is a wasteful number, since it uses less digits than its factorization.

122001220211022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165313306568 (or 165313306565 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 122001220211022 its reverse (220112022100221), we get a palindrome (342113242311243).

The spelling of 122001220211022 in words is "one hundred twenty-two trillion, one billion, two hundred twenty million, two hundred eleven thousand, twenty-two".